单词 | placentalian |
释义 | placentalian/ˌplas(ə)nˈteɪlɪən/Now rare adjective Of or relating to the division Placentalia; eutherian. OriginMid 19th century; earliest use found in Louis Agassiz (1807–1873), zoologist and geologist. From Placentalia or its etymon scientific Latin Placentalia + -an. |
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